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Performance assessment of deep borehole heat exchanger heating system under different heating modes J. Phys. Conf. Ser. Pub Date : 2024-09-01 Chao Zhu, Peng Shi, Tuo Zhang, Zhuang Li, Chen Quan, Feng Li, Qing Xia
With the transition towards renewable energy sources, particularly as we move away from fossil fuels, there has been a constant evolution of deep borehole heat exchanger (DBHE) coupled heat pump heating technology. On the basis of the heat-exchanging properties of circulating fluid in the DBHE heating system, this paper clarifies the setup forms of this system, and elucidates the influence of heat
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Study on the effect of film-forming agent composition on moisture and heat resistance of basalt fiber composites J. Phys. Conf. Ser. Pub Date : 2024-09-01 Hechen Liu, Hong Yu, Mingjia Zhang, Peng Wu
Resistance to hygrothermal aging is the key to the popularization and application of basalt fiber composites in the field of electrical equipment, so it is crucial to develop fiber surface-modified coatings suitable for basalt fibers with excellent hygrothermal resistance. In this study, the performance changes of basalt fiber composite samples treated with four types of surface coatings under artificially
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Comparative analysis of radiant air-conditioning systems combined with two different types of solar-powered dehumidification methods J. Phys. Conf. Ser. Pub Date : 2024-09-01 Gang Li, Yixuan Liao, Yubo Dou, Jiaqi Sun, Jia Nan, Jinlong Chen
This paper proposes a solar liquid desiccant radiation air-conditioning system(SLDRS) and a solar desiccant wheel radiant air-conditioning system(SDWRS) that combine with a phase change energy storage radiation terminal, solar energy, and heat pump system. The models of the two systems are simulated with the transient system tool (TRNSYS) to compare the refrigeration and dehumidification effects and
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Optimization design of hydrogen Laval nozzle based on response surface methodology (RSM) J. Phys. Conf. Ser. Pub Date : 2024-09-01 Jianyang Fang, Yusheng Ju, Liwei Mao, Shichao Pei
To conduct an in-depth study of the injection characteristics of gas fuels, the structural parameters of the nozzle are optimized. Utilizing the Response Surface Method (RSM), this study selects an inlet radius R1, outlet radius R2, throat straight radius R0, expansion half angle θ, and contraction half angle α as design parameters. Based on the validated numerical model, a response surface prediction
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Phase sequence selection method of double-circuit transmission lines on the same tower based on a comprehensive index J. Phys. Conf. Ser. Pub Date : 2024-09-01 Xiaoyan Lu, Jianqiao Hu, Zhengwei Peng, Peihua Ma, Kun Zhang, Feng Gao
The non-transposition erection of transmission lines will lead to the imbalance of electrical parameters, which will affect the protection and automatic reclosing. The best phase sequence arrangement is determined by comprehensively considering the comprehensive indexes (current imbalance, secondary current, and recovery voltage) of double transmission un-transposed lines with shared towers. PSCAD/EMTDC
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Analysis of seismic damage mechanism of capacitor J. Phys. Conf. Ser. Pub Date : 2024-09-01 Qingyun Min, Zhihu Hong, Dexu Zou, Fangrong Zhou, Longchang Zhu, Weiju Dai, Jingyi Yan, Haoruo Sun, Qiang Xie
A high voltage shunt capacitor bank is very important for the normal operation of the power system, especially for the UHVDC transmission in long distance large capacity transmission, and power system networking has an important role. Therefore, its performance response under earthquakes is one of the key concerns. Through the fine finite element simulation modeling of the actual capacitor, the sine
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Research and optimization of heat transfer characteristics of heat pipe-coupled phase change energy storage system J. Phys. Conf. Ser. Pub Date : 2024-09-01 Renping Zhang, Zuxiang Zhou
Heat pipe coupled Latent Heat Thermal Energy Storage (LHTES) is a commonly used technique for improving heat storage, due to its advantages such as heat conduction, isothermal, and uniform temperature. Adding fins to the heat pipe can enhance energy storage efficiency and system performance. Although previous research has looked into how heat pipe layouts affect LHTES, there is still a dearth of research
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Research on wind turbine blade coating erosion modeling based on Generic modeling J. Phys. Conf. Ser. Pub Date : 2024-09-01 Yuantian Xue, Changcheng Song, Chenlai Yang
In order to improve the accuracy of the prediction of the erosion phenomenon of wind turbine blade coatings, this study incorporates the wind-sand erosion data of wind turbine blade coating flat specimens obtained through wind tunnel experiments on the basis of the widely used generalized erosion model. A prediction model that accurately reflects the erosion and wear characteristics of wind turbine
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High proportion of new energy power system frequency and voltage support and regulation technology based on doubly fed induction generator J. Phys. Conf. Ser. Pub Date : 2024-09-01 Jian Zhang, Wenfeng Li, Zhichen Geng, Changhao Guo
With the increasing proportion of new energy in power systems, issues regarding system voltage, inertia, and primary frequency regulation have become increasingly severe. In response to control and grid safety issues, a high proportion of new energy power system frequency and voltage support and regulation technology based on a doubly fed induction generator (DFIG) is proposed. The voltage-magnetic
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Energy flow tracking of integrated energy system with electric thermal storage boiler J. Phys. Conf. Ser. Pub Date : 2024-09-01 Guangzhe Liang, Xiaoming Zhang, Chonglei Ding, Jiaoyang Feng
With the complexity and diversification of the integrated energy system, accurate optimization of resource allocation and scheduling has become the focus of research. This paper studies the energy flow tracking technology of the heat-electric integrated energy system with an electric thermal storage boiler. The modeling of the electric thermal storage boiler and the application of the energy flow tracking
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Effect of microwaves on the repair of lead-acid batteries J. Phys. Conf. Ser. Pub Date : 2024-09-01 Desheng Hou, Fengxiu Li, Yiming Zhang, Jianwen Luo, Haoran Wu, Dezhi Gou, Zhengming Tang
Lead-acid batteries are widely used in the automotive industry, and a large amount of waste lead-acid batteries cause enormous pressure on resources and the environment. Repairing aging lead-acid batteries is an effective way to solve this problem. Due to the fact that microwaves can affect most chemical reactions and promote their progress, this paper will study the repair effect of microwaves on
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Efficient Co-ZrO2 electrocatalyst achieves high-performance solid-state lithium-sulfur batteries J. Phys. Conf. Ser. Pub Date : 2024-09-01 Yanyan Ma, Jianhua Yan
Li-S batteries are recognized as a promising secondary battery system because of their high energy density, low cost, and environmental friendliness. However, the development of Li-S batteries is mainly limited by issues such as electrode volume expansion, lithium polysulfide (LiPSs) shuttle, and slow redox reaction kinetics of sulfur. Here, a kind of solid-state Li-S battery with in situ solidified
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Optimization of Bacillus licheniformis’ nutrient system and oilfield trial for MEOR J. Phys. Conf. Ser. Pub Date : 2024-09-01 Dingyu Kang, Duo Sun, Zixun Yao, Zhongzhi Zhang, Zhiyong Zhang
The efficacy of microbial-enhanced oil recovery (MEOR) is contingent upon the performance of oil recovery functional bacteria. The optimization of the nutrient system for oil recovery functional bacteria can enhance their performance. In this study, the nutrient systems of the strains underwent screening and optimization procedures, utilizing single-factor combined with response surface methodology
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Analysis of the limitation factors of thick cathodes based on experimental and P2D model simulations J. Phys. Conf. Ser. Pub Date : 2024-09-01 Bin Qi, Zhiyuan Li, Lei Song, Guanwen Wang, Tong Wei
The thickness of the electrode significantly impacts battery performance. Increasing electrode thickness contributes to higher energy density, but it also leads to a decline in rate capability and stability. Therefore, a balance must be struck when determining electrode thickness. In this context, we compare experimental results with numerical simulations to reveal the primary reasons behind the drastic
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Comprehensive energy system planning with a focus on electric-thermal load correlations J. Phys. Conf. Ser. Pub Date : 2024-09-01 Chonglei Ding, Xiaoming Zhang, Guangzhe Liang, Jiaoyang Feng
Deepening research on electrothermal integrated energy systems has heightened the coupling between electric power and thermal systems. Accurate electrothermal load scenario modeling and thorough consideration of their interdependencies are crucial for effective planning and scheduling. The traditional method of generating scenarios cannot fully reflect the full complexity of the original power load
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Comparison of thermo-catalytic and photo-assisted thermo-catalytic conversion of glucose to HMF with Cr-MOFs@ZrO2 J. Phys. Conf. Ser. Pub Date : 2024-09-01 Kanglu Chang, Xumei Tao
Thermo-catalytic and photo-assisted thermo-catalytic are two effective pathways for conversion of glucose. Thermo-catalytic and photo-assisted thermo-catalytic conversion of glucose was studied with Cr-MOFs@ZrO2 as catalysts in nitrogen atmosphere at 150 °C. Cr-MOFs@ZrO2 possesses simultaneously Lewis acid sites as well as Brønsted acid sites, and also has strong Brønsted acidity, so it can exhibit
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Imine-based nickel/cobalt covalent organic framework with high rate and stability for supercapacitor J. Phys. Conf. Ser. Pub Date : 2024-09-01 Guanwen Wang, Chunlei Chi, Zheng Liu, Zhuangjun Fan
Due to their regular pore structure, long-range order, and structural stability, COFs (Covalent Organic Frameworks) have gradually been employed as electrode materials for supercapacitors. However, owing to their two-dimensional stacking structure, poor conductivity, and the lack of effective redox-active sites, they usually exhibit inferior rate performance and cycling stability. Therefore, we design
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Research and design of low-noise cooling fan for fuel cell vehicle J. Phys. Conf. Ser. Pub Date : 2024-09-01 Jiale Zhu, Guoqiang Xu, Yanghong You, Youwei He
The main noise source of fuel cell vehicles comes from the cooling vehicle, which has the characteristics of high voltage and large air volume. However, the large air volume makes the fan noise level significantly increase, reaching about 70dB. Even if the car adopts a variety of physical noise reduction methods, the noise level inside the car is still high, seriously affecting the passenger ride experience
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Enhanced heat transfer technology for solar air heaters J. Phys. Conf. Ser. Pub Date : 2024-09-01 Aixin Yang, Chunxia Zhang
Solar air heaters (SAHs) exhibited low thermal performance due to air thermal properties. To optimize the convective heat transfer between air and the absorber plate, researchers designed plenty of enhanced structures based on experimental and numerical analysis. This article reviewed the improvement methods of SAHs and emphasized the crucial role of thermodynamic models and evaluation criteria. Current
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Mechanical integrity analysis of caprock during the CO2 injection phase J. Phys. Conf. Ser. Pub Date : 2024-09-01 Bin Liu, Tiantian Huang
CO2 geological storage is one of the important means to mitigate the greenhouse effect. The safe underground storage of CO2 largely depends on the mechanical integrity of the caprock. This paper establishes a fluid-solid coupling model for CO2 geological storage to study the changes in pore pressure, vertical displacement, and effective stress in the caprock during the CO2 injection process. Combined
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Numerical study of film cooling at the outlet of gas turbine exhaust J. Phys. Conf. Ser. Pub Date : 2024-09-01 Longbing Hu, Yu Rao, Hua Zhang
In order to mitigate the potential operational damage risk caused by traditional cooling methods in engineering applications of heavy-duty gas turbine component testing, the film cooling unit and realizable K-epsilon turbulence model were employed. Numerical simulations were conducted for multiple exhaust film holes with varying curvature and pitch-row under different operating conditions. The heat
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Acoustic emission spectrum characteristics of structural coal destruction in negative pressure environment J. Phys. Conf. Ser. Pub Date : 2024-09-01 Aohan Zhao, Yankun Ma, Deren Chen, Dengke Wang, Meng Wang
The uniaxial compression experiments under a low-pressure environment were performed by using structural coal samples. The frequency domain response characteristics of coal mass failure under loading in a low-pressure environment were acquired by FFT transformation and wavelet packet decomposition. The results show: As the loading stress of coal increases, the AE spectrum becomes more abundant, and
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Effects of several typical plastic combustion residues on gasoline J. Phys. Conf. Ser. Pub Date : 2024-09-01 Lili Yu, E Dazhi, Shujun Liu
In order to solve the interference caused by polymer materials on gasoline accelerants in arson cases, the characteristics of residues after combustion of some typical plastics are studied. Comparing it to the combustion residue of gasoline, we discussed the interference in gasoline detection. The results show that the combustion products of these plastics mainly interfere with the alkanes and aromatic
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Performance and mechanism analysis of EMA-GMA modified PMMA/ASA alloy J. Phys. Conf. Ser. Pub Date : 2024-09-01 Zhaohui Gu, Hui Wang
This article examines the impact of the EMA-GMA combination on the mechanical characteristics, fluidity, and glass transition temperature of PMMA/ASA alloy and uses scanning electron microscopy to characterize the modified PMMA/ASA alloy. The findings indicate that the addition of 5% EMA-GMA to PMMA/ASA significantly enhances its fracture resistance without compromising its stiffness. When the additional
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Molecular dynamics simulation on de-icing behavior of nanodroplets on amorphous SiO2 J. Phys. Conf. Ser. Pub Date : 2024-09-01 Wenqi Fan, Chen Li
The ice formation and detachment process of nanoscale water droplets on the amorphous SiO2 substrate, which is for simulating the glass of solar panels, is studied in this paper by molecular dynamics simulation methods, considering the effects of environmental temperature, onset of icing time, and parameters of the nanoarray on the ice formation morphology and ice adhesion strength. The results show
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Research on the co-pyrolysis of biomass and coal J. Phys. Conf. Ser. Pub Date : 2024-09-01 Jiaojiao Zhang, Minghang Lv, Fuli Li, Zhe Wang, Xinyu Liu
Co-pyrolysis of biomass and coal has attracted much attention as a potential energy conversion technology. In this paper, the significant effects of n-hexane insoluble substance (INS) on tar, water, and coke residue yields were analyzed in depth using statistical analysis. With INS and mixing ratio as independent variables, multivariate analysis of variance (ANOVA) was used to comprehensively investigate
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Finite element analysis of grout-filled GFRP tube repaired corroded tubular offshore platforms J. Phys. Conf. Ser. Pub Date : 2024-09-01 Yaping Lu, Yongli Zhou, Xiaoyu Yan, Ziyang Meng, Xiaoyu Hou
Steel tubular offshore platforms are exposed to aggressive marine conditions, which leads to inevitable corrosion and degradation of the structures after a long time of service. Repairing the corroded tubular structure is not easy, especially for the members that are beneath the sea level. The current paper aims to provide an alternative approach for the repairing of corroded steel tubular platforms
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ZnIn2S4-based heterostructured photocatalysts for CO2 reduction: A mini review J. Phys. Conf. Ser. Pub Date : 2024-09-01 Yi Feng, Ruitang Guo, Zhongzhu Qiu
ZnIn2S4 (ZIS)’s superior photocatalytic CO2 reduction efficacy, coupled with its distinct layered architecture and narrow energy band profile, makes it an intriguing target for CO2 conversion studies. This article evaluates the photogenerated charge transfer mechanism and photocatalytic CO2 reduction (PCR) efficacy of varied ZIS-based heterostructure catalysts. ZIS-based heterojunctions are initially
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Corrosion of 316 SS in chloride molten salt for thermal energy storage: Inhibitory effects of Al powder J. Phys. Conf. Ser. Pub Date : 2024-09-01 Tianjiao Li, Ming Zhu, Peng Deng, Anqi Chen, Haitong Yan, Han Yi
MgCl2-KCl-NaCl is regarded as one of the most prospective high-temperature thermal energy storage mediums and heat transfer fluids (HTF) for 3rd generation concentrated solar power (CSP) systems. However, high corrosion to alloys limits its application. In this paper, corrosion tests were conducted on 316 SS, in MgCl2-KCl-NaCl at 800°C with different content (0 wt.%,1 wt.%, and 10 wt.%) of Al powder
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Service performance of nitrile rubber sealing ring under 70 MPa high-pressure hydrogen J. Phys. Conf. Ser. Pub Date : 2024-09-01 Xiaozhen Lei, Bin Zheng
The service performance of NBR seals under 70 MPa high-pressure hydrogen was investigated, and the effects of vulcanization additives, fillers, and crude systems on their sealing performance were investigated. The sealing performance was characterized by the changes in volume and hardness before and after the service of the seals.
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Calcium-based nanowires for bone repair J. Phys. Conf. Ser. Pub Date : 2024-09-01 Yuqi Sun, Yuanbo Wang
Bone defects due to the older population, severe trauma, congenital malformations, resection of bone tumors, and infections are serious problems faced in orthopedic clinical treatment, posing great hazards to human health and life, and external interventions are generally required to promote bone healing. Considering the osteogenic promotion of calcium ions, Ca-POM nanowires were synthesized in this
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Preface J. Phys. Conf. Ser. Pub Date : 2024-08-31
The 12th International Conference of the Military Technical College Abstracts of Scientific Papers The 12th International Conference On Chemical and Environmental Engineering 21 - 23 March, 2024 The military Technical College is honored to organize the 12th International Conference on Chemical and Environmental Engineering (ICEE) in the period 21-23 May, 2024 sponsored by the Egyptian Ministry of Defense
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Peer Review Statement J. Phys. Conf. Ser. Pub Date : 2024-08-31
All papers published in this volume have been reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing. • Type of peer review: Double Anonymous • Conference submission management system: Morressier • Number of submissions received: 36 • Number of submissions
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Physico-chemical and Biological Studies of Some Metal Complexes with Fluorinated Chloramphenicol Derivative J. Phys. Conf. Ser. Pub Date : 2024-08-31 Ahmed S. El-Kholany, Nourhan S. Shehata and Hesham M. Kamel
Due to the prevalence of FF, its complexes with (CoII, NiII, and CuII) were prepared, characterized, and the effect of these metal ions on the biological effectiveness of FF was studied. Elemental analysis; IR and 1H-NMR were used to determine the structures and mode of bonding, TGA, and DSC techniques were used to make thermal analysis for the prepared complexes. TGA was used to study the mechanisms
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Corrosion Resistance Improvement of Mild Steel J. Phys. Conf. Ser. Pub Date : 2024-08-31 M Sheashea, B Zagloul, M Zorainy, I Naeem and M Gobara
Corrosion’s devastating consequences have become a big issue all over the world. One of the corrosion damage aspects are related to decontamination solutions which are essential for rapid degradation of toxic agents. The decontamination solutions should be non-corrosive to avoid deterioration of steel container. Decontamination solutions comprising have high chlorinating activity so they have a corrosive
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Possible Remediation Approaches for Wastewater Containing Dyes; A Review J. Phys. Conf. Ser. Pub Date : 2024-08-31 Osama H. Abuzeyad, Ahmed M. El-Khawaga, Hesham Tantawy, Mohamed Gobara and Mohamed A. Elsayed
One of the most serious environmental problems is water scarcity and water pollution is a worldwide issue that can have an impact on people, plants, animals, and trees. Reusing wastewater makes sense in light of the limited availability of freshwater sources to conserve and expand the pool of available water sources. Numerous things can contaminate water supplies. Although the fundamental concepts
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A Review on: Advances in Membrane Technologies for Heavy Metal Removal from contaminated Water J. Phys. Conf. Ser. Pub Date : 2024-08-31 Mohamed Dawam, Hussein Oraby and Mohamed Gobara
The contamination of water by various toxic constituents, particularly heavy metals, exerts deleterious effects on both flora and fauna, with potential repercussions for human well-being. Consequently, there exists a pressing imperative to explore methodologies aimed at the elimination of hazardous substances from polluted water. Among the array of extant approaches, membrane-based techniques emerge
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Controllable Oil Adsorption from water Using Hydrophobic (Paraffin/Stearic Acid)/CoFe2O4 Magnetized Fibril Wax J. Phys. Conf. Ser. Pub Date : 2024-08-31 M. M. Ghobashy
The development of efficient oil-water separation techniques is critical for mitigating environmental pollution from industrial oily wastewater. This study synthesized a hydrophobic and oleophilic (paraffin/stearic acid) (Par/St)/CoFe2O4 magnetized fibril wax for controllable adsorption and removal of waste engine oil from water. Structural and morphological characterization confirmed the successful
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Decreasing the nitric oxide gas concentration by using sunflower seed husk biochar as filter J. Phys. Conf. Ser. Pub Date : 2024-08-31 Ghada O Mohamed, Maher E Saleh and Ahmed S Elsafty
There is a great global interest in controlling air pollutants, specifically greenhouse gases including nitrogen oxides (NOx), nitric oxide is one of its basic components. For this reason, this study dealt with the use of biochar manufactured from agricultural waste from sunflower seed husk (SSHB) with 450°C pyrolysis in the adsorption of 90 ppm concentration of nitric oxide (NO) gas within 480 seconds
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Decarbonizing natural gas infrastructure: blending hydrogen for sustainable energy J. Phys. Conf. Ser. Pub Date : 2024-08-31 Z I Tawfik, S T El-Sheltawy and A R Abdelghany
The paper explores the potential of hydrogen as a clean energy carrier and its integration into existing natural gas systems to reduce carbon intensity. It highlights the need for infrastructure impact studies and significant investment to realize the vision of green hydrogen. It also discusses the properties of hydrogen compared to natural gas, its production methods, and the potential for blending
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CO2 emission heat map of Gulf Cooperation Council region using Python for Geographic Information Systems J. Phys. Conf. Ser. Pub Date : 2024-08-31 Amol Ganesh Deshmukh
As part of the efforts to ensure a place in the global competitive landscape, Oman is aligning itself with sustainable development through diversified economic measures. To address the United Nations thirteenth Sustainable Development Goal (SDG) which is climate action, the stakeholders of Oman need to understand the carbon dioxide (CO2) emissions and compare the amount of CO2 with the emissions in
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Modification of Nanyang crude oil by a functional magnetically responsive flow modifier in synergy with magnetic field J. Phys. Conf. Ser. Pub Date : 2024-08-31 Feng Yan, Jionghao Li, Qifu Li, Yunchen Wang, Chaofei Nie, Fan Xiao and Bohong San
Nanyang crude oil is classified as high wax crude oil. It has severe wax deposition and poor low-temperature fluidity, which pose a major risk to the safety of pipeline transportation of wax-containing crude oil. A large-size polymer-coated magnetic nanosphere was created by dispersion polymerization employing methyl methacrylate, nano-iron oxide, tetraethoxysilane, and dodecyltriethoxysilane as raw
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Anti-corrosive properties of vermiculite-enhanced waterborne epoxy resins with two-dimensional exfoliation J. Phys. Conf. Ser. Pub Date : 2024-08-31 Zhiyuan Li, Lisha Ren, Tong Wei and Zhuangjun Fan
Although waterborne epoxy resin coatings are widely used in the field of anti-corrosion, micropores and micro defects in their coatings are the key factors restricting their further development. The exfoliated vermiculite was stripped by a physical one-step stripping method, with good water dispersion and dense lamellar structure. As the nano-filler, it can effectively fill the micro defects in the
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Ultrafast reaction kinetic of polyaniline in flexible hydrogel electrodes facilitated by graphene ribbons J. Phys. Conf. Ser. Pub Date : 2024-08-31 Pengfei Gao and Zhuangjun Fan
By loading energy storage active materials on hydrogel which is inherently flexible, the flexibility of electrode materials can be simply realized, thereby achieving the flexibility of energy storage devices. However, the polymer network that constructs the three-dimensional skeleton of the hydrogel is not conductive, which inhibits the redox ability of the active material. If a high speed conductive
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Enhanced coalbed methane recovery by microwave-induced thermal fracture J. Phys. Conf. Ser. Pub Date : 2024-08-31 Song Wu, Shen Li, Shuxia Yuan, Bintao Guo and Quansen Niu
The investigation on microwave-induced permeabilization and response of coal under microwave heating is of great significance for the industrial application of microwave heating technology instead of traditional heating in coalbed methane mining. Santanghu coal is used as a sample to measure the permeability and porosity of coal samples before and after microwave heating. The fracture changes of coal
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Preparation and performance study of organic small molecule photovoltaic donor materials in solar cells J. Phys. Conf. Ser. Pub Date : 2024-08-31 Ping Xiong, Ning Fu and Yifan Zhang
In this study, PDPAT-BDT-BT was used as a donor material, combined with PC61BM and PC71BM as acceptor materials, to prepare a hybrid thin film for organic solar cells. In photovoltaic performance tests, this film shows advantages and good characteristics. The experimental results show that the PDPAT-BDT-BT polymer shows good performance in terms of thermal stability, optical properties, and electrochemical
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Waste to energy-study on the optimal types and dosage of additives for coal wastewater slurry J. Phys. Conf. Ser. Pub Date : 2024-08-31 Dedi Li, Biao Feng, Minrui Liu, Yuanlin Luo, Yuechao Wu, Junyang Xu and Jun Zhao
As a clean and efficient fuel derived from coal, coal water slurry can be produced by using industrial wastewater, promoting resource recirculation and environmental preservation. To maintain fluidity and stability during industrial applications of coal wastewater slurry, stabilizers play a crucial role. To promote the energy utilization of industrial wastewater, this article conducted a comparative
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Peer Review Statement J. Phys. Conf. Ser. Pub Date : 2024-08-31
All papers published in this volume have been reviewed through processes administered by the Editors. Reviews were conducted by expert referees to the professional and scientific standards expected of a proceedings journal published by IOP Publishing. • Type of peer review: Single Anonymous • Conference submission management system: Morressier • Number of submissions received: 86 • Number of submissions
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Research on microstructure evolution of laser surface quenching of ductile cast iron J. Phys. Conf. Ser. Pub Date : 2024-08-31 Huizhen Wang, Yuewen Zhai, Leyu Zhou, Zhenyu Fan, Zibo Zhang and Yuheng Zhan
Ductile cast iron is widely used in the manufacturing of components and dies due to its excellent performance and low cost. Laser surface quenching can further improve its performance and extend its service life. This article uses scanning electron microscopy, electron backscattered scattering detection and microhardness tester to systematically analyse the microstructure evolution of the melted zone
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Preparation of nickel-manganese based bimetallic hydroxide nanosheets for enhanced electrocatalytic oxygen evolution reaction J. Phys. Conf. Ser. Pub Date : 2024-08-31 Shilin Li, Yuxin Wang, Kun Tang, Han Guo, Yifan Guo, Long You, Zhi Lu and Guangxin Wang
This paper uses a common one-step hydrothermal method to prepare NiMn-LDH/NF (Layered Double Hydroxide, LDH) oxygen evolution catalyst with outstanding performance. The NiMn-LDH grows into a nanosheet array structure on nickel foam (NF) and it has a big surface area and exceptional ion transport function that could accelerate the diffusion rate of electrocatalytic products. It attempted to modulate
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Deep Reinforcement Learning-based Collaborative Multi-UAV Coverage Path Planning J. Phys. Conf. Ser. Pub Date : 2024-08-01 Boquan Zhang, Tian Jing, Xiang Lin, Yanru Cui, Yifan Zhu, Zhi Zhu
The coverage path planning problem has gained significant attention in research due to its wide applicability and practical value in various fields such as logistics and distribution, smart homes, and unmanned vehicles. This paper focuses on studying the coverage path planning problem under multi-UAV collaboration to maximize the coverage of the mission area within a given time. To address this problem
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Plaid Fabric Image Retrieval Based on Wavelet Transform and SIFT Features J. Phys. Conf. Ser. Pub Date : 2024-08-01 Pengyu Zhao, Yuan Liu, Xiaoting Zhang
This study presents a method for plaid fabric image retrieval that combines wavelet and SIFT features to address the challenges of accuracy and efficiency in fabric retrieval due to diverse fabric types. The process starts with cropping plaid fabric images and applying histogram equalization to improve brightness and contrast. Texture is enhanced using the Sobel operator, and the Haar wavelet transform
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Research on non-linear dynamic simulation model of feeding system J. Phys. Conf. Ser. Pub Date : 2024-08-01 Sun Haitao, Liang Hui, Deng Huiyong, Cui Kaibo, Jiang Youcai
The automatic gun feeding system is an important mechanism for achieving continuous shooting, but due to its complex structure, there is a lot of contact during firing, and its reliability is lower. To improve the reliability of the feeding system and its dynamic characteristics, a multi rigid body dynamic simulation model of the feeding system considering contact nonlinearity was established based
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Bi-DAUnet: Leveraging BiFormer in a Unet-like Architecture for Building Damage Assessment J. Phys. Conf. Ser. Pub Date : 2024-08-01 Chao Dong, Xi Zhao
In recent years, Convolutional Neural Networks (CNNs) have become an important research direction in the field of building damage assessment. Particularly, deep neural networks based on the U-shaped architecture and skip connections have achieved significant breakthroughs in the task of architectural damage assessment. Despite the impressive performance of CNNs, effectively capturing global and long-range
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Simulation Study of the Damage Effect of Typical Fragment on UAV Target J. Phys. Conf. Ser. Pub Date : 2024-08-01 Kaibo Cui, Haitao Sun, Huiyong Deng
UAV poses a serious threat to ground troops and combat personnel in modern operations, and fighting against UAV is called an important task of air defense operations. Taking DJI UAV as the object, this article researches the typical blasting debris of the prefabricated damage effect of drone target through modeling simulation and simulation calculation, which is focused on damage simulation analysis
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Modeling and Simulation of UAV Task Assignment and Execution in Designated Area Based on Order Strike Theory J. Phys. Conf. Ser. Pub Date : 2024-08-01 Li Mingxuan, Cui Yanru, Zhu Yifan, Wang Weiping, Li Xiaobo, Wang Xinfeng
Since 2023, local conflicts have intensified and local wars have occurred frequently. The term “order strike” has appeared on the battlefield many times and is one of the hot spots in the study of modern warfare. Order strike has the characteristics of small scale, fast response, low cost, etc. It is a distributed combat mode proposed by the US military on the basis of theories of “Kill Chain” and
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Research on failure simulation of the feeding system considering transmission gear wear J. Phys. Conf. Ser. Pub Date : 2024-08-01 Deng Huiyong, Sun Haitao, Cui Kaibo, Zhao Yulong, Yin Fei
The feeding process of the feeding system in the power transmission chain was a high-speed, high impact, non-stationary process, and easy to detect functional faults, aimed at the problem, based on nonlinear multi-body dynamics and Dubowsky contact modeling theory, a gear transmission modeling method including backlash was proposed. A dynamic simulation model of the feeding system injected with gear
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Research on Bursapherenchus Xylophophilus Disease Recognition Based on HSV Space J. Phys. Conf. Ser. Pub Date : 2024-08-01 Xuejiao Luo, Yage Deng, Yunxia Hu, Fangfang Xu, Tong Ye
This study aims at the shortcomings of traditional artificial ground detection methods for Bursapherenchus xylophophilus disease and applies HSV(Hue-Saturation-Value) color model to realize automatic identification of Bursapherenchus xylophophilus disease and determine its degree of disaster.The entire process is divided into forest data collection, image processing, nematode disease identification
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A Registration Method Based on Planar Features Between BIM Model and Point Cloud J. Phys. Conf. Ser. Pub Date : 2024-08-01 Qiwen Wu, Xi Zhao
In the digitization process of the construction industry, it is frequently necessary to use BIM as a digital model carrier, and the registration between BIM and point cloud is a crucial step in BIM applications. Most existing 3D registration methods, such as the ICP algorithm, are capable of aligning point clouds. However, these classical methods are subject to the influence of numerous points contained
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Flexible and High-Efficiency LDPC Encoder Architecture for CCSDS Standard J. Phys. Conf. Ser. Pub Date : 2024-08-01 Jing Kang, Junshe An, Yan Zhu
The Consultative Committee for Space Data Systems (CCSDS) has adopted quasi-cyclic low-density parity-check (QC-LDPC) codes for use in near-Earth (C2) and deep space (AR4JA) communications. Existing encoder architectures for C2 codes, however, fall short in efficiency for high-throughput applications. This paper introduces a comprehensive approach combining algorithmic and architectural optimizations